COOK, S. (1992). Customer Care Excellence: Cara untuk mencapai customer fokus. PPM.
Chicago Style (17th ed.) CitationCOOK, Sarah. Customer Care Excellence: Cara Untuk Mencapai Customer Fokus. PPM, 1992.
MLA (8th ed.) CitationCOOK, Sarah. Customer Care Excellence: Cara Untuk Mencapai Customer Fokus. PPM, 1992.
Warning: These citations may not always be 100% accurate.